Home / 1,399,600.79-2,099,734.31-452,971.51

Finding the Fourth Proportional to 1,399,600.79, 2,099,734.31 and 452,971.51

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Solution

The fourth proportional to 1,399,600.79, 2,099,734.31 and 452,971.51 is: 679,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,600.79 : 2,099,734.31 = 452,971.51 : x
  2. Step 2: Convert to fraction form
    1,399,600.79/2,099,734.31 = 452,971.51/x
  3. Step 3: Cross multiply
    1,399,600.79x = 2,099,734.31 × 452,971.51
  4. Step 4: Simplify right side
    1,399,600.79x = 951,119,816,882.60
  5. Step 5: Solve for x
    x = 951,119,816,882.60/1,399,600.79
  6. Step 6: Final answer
    x = 679,565.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.